30071240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24251}}^1$

素因数の和:24293

約数の個数: 32

約数和(自身を含む): 69845760

約数和(自身を除く): 39774520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24251, 48502, 97004, 121255, 194008, 242510, 485020, 751781, 970040, 1503562, 3007124, 3758905, 6014248, 7517810, 15035620, 30071240]

約数ペア:

[(1, 30071240), (2, 15035620), (4, 7517810), (5, 6014248), (8, 3758905), (10, 3007124), (20, 1503562), (31, 970040), (40, 751781), (62, 485020), (124, 242510), (155, 194008), (248, 121255), (310, 97004), (620, 48502), (1240, 24251)]